Q3 2026 13F · SEC CIK 1607512
Segra Capital Management, LLC
Hedge fundFiled 2026-10-27 for Q3 2026. Open the filing ↗ · All SEC filings ↗
- Reported 13F value
- $495.8M
- Reported positions
- 10
- Holdings vs S&P 500, 3 yrs
- —
- Assets under management
- $820.7M
Segra Capital Management, LLC is a hedge fund that reported 10 positions worth $495.8M in its Q3 2026 13F, filed 2026-10-27. Its largest holdings were X-Energy Inc (XE, 44.8%), Vistra Corp (VST, 10.4%), Bwx Technologies Inc (BWXT, 9.8%).
Segra Capital Management, LLC holdings all 10 positions.
Weights are shares of the filer's total reported 13F value, compared with Q2 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.
| Stock | % of 13F value | Share change | Reported value |
|---|---|---|---|
| XEX-Energy Inc | 44.8% | +8.3% | $222.3M |
| VSTVistra Corp | 10.4% | +26.2% | $51.7M |
| BWXTBwx Technologies Inc | 9.8% | — | $48.7M |
| GFUZGeneral Fusion Group Ltd | 9.4% | — | $46.7M |
| CEGConstellation Energy Corp | 9.0% | +37.6% | $44.7M |
| CCJCameco Corp | 7.0% | — | $34.7M |
| NRGNrg Energy Inc | 3.6% | +45.4% | $18.1M |
| AMTMAmentum Holdings Inc | 2.8% | -62.0% | $14.0M |
| NKLRTerra Innovatum Global NV | 2.0% | +10.0% | $9.8M |
| UECUranium Energy Corp | 1.0% | — | $5.2M |
What Segra Capital Management, LLC bought and sold in Q3 2026, against Q2 2026.
New positions
- BWXT Bwx Technologies Inc9.8% of 13F
- GFUZ General Fusion Group Ltd9.4% of 13F
- CCJ Cameco Corp7.0% of 13F
- UEC Uranium Energy Corp1.0% of 13F
Added to
- NRG Nrg Energy Inc+45.4% shares
- CEG Constellation Energy Corp+37.6% shares
- VST Vistra Corp+26.2% shares
- NKLR Terra Innovatum Global NV+10.0% shares
- XE X-Energy Inc+8.3% shares
Reduced
- AMTM Amentum Holdings Inc-62.0% shares
Sold out
- FLS Flowserve Corpwas 3.8%
Share counts compared with the Q2 2026 13F; a split also changes share counts.
How the holdings did against the S&P 500.
- 1 year
- +84.2% /yr
- S&P 500 +14.9%
- 3 years
- —
- 5 years
- —
A portfolio of the filer's 20 largest 13F positions, weighted by value, bought the trading day after each 13F was filed and held until the next one was: what copying this filer could have earned. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.
Reported 13F value by quarter.
| Quarter | 13F value | Positions |
|---|---|---|
| Q3 2026 | $495.8M | 10 |
| Q2 2026 | $435.0M | 7 |
| Q1 2026 | $128.4M | 6 |
| Q4 2025 | $46.8M | 5 |
| Q2 2025 | $310.0M | 8 |
| Q1 2025 | $204.1M | 9 |
| Q4 2024 | $194.5M | 7 |
| Q3 2024 | $256.4M | 8 |
| Q3 2023 | $139.4M | 5 |
| Q2 2023 | $171.5M | 5 |
| Q1 2023 | $140.9B | 6 |
| Q4 2022 | $136.2M | 5 |
Questions about Segra Capital Management, LLC's portfolio
What stocks does Segra Capital Management, LLC own?
Segra Capital Management, LLC's latest 13F, for Q3 2026 and filed Oct 27, 2026, lists 10 positions worth $495.8M. The largest are X-Energy Inc (XE) at 44.8%, Vistra Corp (VST) at 10.4%, Bwx Technologies Inc (BWXT) at 9.8%, General Fusion Group Ltd (GFUZ) at 9.4% and Constellation Energy Corp (CEG) at 9.0%.
What did Segra Capital Management, LLC buy last quarter?
In Q3 2026, Segra Capital Management, LLC added a new position in Bwx Technologies Inc (BWXT), a new position in General Fusion Group Ltd (GFUZ), a new position in Cameco Corp (CCJ), a new position in Uranium Energy Corp (UEC), Nrg Energy Inc (NRG) (+45.4% shares), Constellation Energy Corp (CEG) (+37.6% shares) and Vistra Corp (VST) (+26.2% shares), compared with its Q2 2026 filing.
What did Segra Capital Management, LLC sell last quarter?
In Q3 2026, Segra Capital Management, LLC sold all of Flowserve Corp (FLS) and Amentum Holdings Inc (AMTM) (-62.0% shares), compared with its Q2 2026 filing.
When is Segra Capital Management, LLC's next 13F filing due?
13F filings are due 45 days after each quarter ends. Segra Capital Management, LLC's filing for the quarter ending Dec 31, 2026 is due by Feb 14, 2027; this page updates the day after it is published.
How much money does Segra Capital Management, LLC manage?
Segra Capital Management, LLC reported $820.7M of regulatory assets under management on its latest SEC Form ADV. Its 13F, which covers only US-listed stocks and options, totals $495.8M.